<template>
  <el-container>
    <el-header>
      <div class="left-panel">
        <el-button type="primary" icon="el-icon-plus" @click="add"></el-button>
        <el-button type="primary" @click="dialogShow=true">二维码</el-button>
        <el-button type="danger" plain icon="el-icon-delete" :disabled="selection.length==0" @click="batch_del"></el-button>
      </div>
      <div class="right-panel">
        <el-button type="danger" @click="batch_ban">禁用全部</el-button>
        <el-button type="primary" @click="batch_notban">启用全部</el-button>
      </div>
    </el-header>
    <el-main class="nopadding">
      <scTable ref="table" :apiObj="apiObj" row-key="id" @selection-change="selectionChange" stripe>
        <el-table-column type="selection" width="50"></el-table-column>
        <el-table-column label="id" prop="id" width="50"></el-table-column>
        <el-table-column label="问题" prop="ask" width="250"></el-table-column>
        <el-table-column label="排序" prop="order" width="50"></el-table-column>
        <el-table-column label="状态" width="50">
          <template #default="scope">
            <el-icon v-if="scope.row.status==1" style="color: #67C23A;"><el-icon-circle-check-filled /></el-icon>
            <el-icon v-else style="color: #F46061;"><el-icon-circle-close-filled /></el-icon>
          </template>
        </el-table-column>
        <el-table-column label="创建时间" prop="created_at" width="150"></el-table-column>
        <el-table-column label="操作" fixed="right" align="right" width="120">
          <template #default="scope">
            <el-button-group>
              <el-button text type="primary" size="small" @click="table_edit(scope.row, scope.$index)">编辑</el-button>
              <el-popconfirm title="确定删除吗？" @confirm="table_del(scope.row, scope.$index)">
                <template #reference>
                  <el-button text type="primary" size="small">删除</el-button>
                </template>
              </el-popconfirm>
            </el-button-group>
          </template>
        </el-table-column>
      </scTable>
    </el-main>
  </el-container>

  <save-dialog v-if="dialog.save" ref="saveDialog" @success="handleSuccess" @closed="dialog.save=false"></save-dialog>

  <sc-dialog v-model="dialogShow" draggable title="二维码" :width="400">
    <view style="display: flex; justify-content: center; align-items: center;">
      <sc-qr-code :text="qrcode" :size="300"></sc-qr-code>
    </view>
    <template #footer>
      <el-button @click="dialogShow = false">取 消</el-button>
      <el-button type="primary" @click="dialogShow = false">确 定</el-button>
    </template>
  </sc-dialog>

</template>

<script>
  import saveDialog from './save'

  export default {
    name: "question",
    components: {
      saveDialog
    },
    data(){
      return {
        dialog: {
          save: false
        },
        qrcode: "",
        dialogShow: false,
        apiObj: this.$API.system.question.list,
        selection: []
      }
    },
    created: function() {
      this.qrcode = window.location.origin + "/h5"
    },
    methods: {
      //增加
      add(){
        this.dialog.save = true
        this.$nextTick(() => {
          this.$refs.saveDialog.open()
        })
      },
      //编辑
      table_edit(row){
        this.dialog.save = true
        this.$nextTick(() => {
          this.$refs.saveDialog.open('edit').setData(row)
        })
      },
      async batch_notban(){
        var res = await this.$API.system.question.status.post({status:1});
        if(res.code == 0){
          this.$refs.table.reload()
          this.$message.success("启用成功")
        }else{
          this.$alert(res.message, "提示", {type: 'error'})
        }
      },
      async batch_ban(){
        var res = await this.$API.system.question.status.post({status:0});
        if(res.code == 0){
          this.$refs.table.reload()
          this.$message.success("禁用成功")
        }else{
          this.$alert(res.message, "提示", {type: 'error'})
        }
      },
      //删除
      async table_del(row, index){
        var reqData = {id: row.id}
        var res = await this.$API.system.question.remove.post(reqData);
        if(res.code == 0){
          //这里选择刷新整个表格 OR 插入/编辑现有表格数据
          this.$refs.table.tableData.splice(index, 1);
          this.$message.success("删除成功")
        }else{
          this.$alert(res.message, "提示", {type: 'error'})
        }
      },
      //批量删除
      async batch_del(){
        this.$confirm(`确定删除选中的 ${this.selection.length} 项吗？`, '提示', {
          type: 'warning'
        }).then(() => {
          const loading = this.$loading();
          this.selection.forEach(item => {
            this.$API.system.question.remove.post({id:item.id})
            this.$refs.table.tableData.forEach((itemI, indexI) => {
              if (item.id === itemI.id) {
                this.$refs.table.tableData.splice(indexI, 1)
              }
            })
          })
          loading.close();
          this.$message.success("操作成功")
        }).catch(() => {

        })
      },
      //表格选择后回调事件
      selectionChange(selection){
        this.selection = selection;
      },
      //本地更新数据
      handleSuccess(data, mode){
        if(mode=='add'){
          this.$refs.table.reload()
        }else if(mode=='edit'){
          this.$refs.table.tableData.filter(item => item.id===data.id ).forEach(item => {
            Object.assign(item, data)
          })
        }
      }
    }
  }
</script>

<style>
</style>
